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HubSpot

API sunsets, deprecations, breaking changes and signal-loss updates. Sources: HubSpot developer changelog.

Records 10Upcoming 1API version sunset 4Breaking / action required 2Announcement 2Policy 1JSON /api/changes/hubspot.json

Upcoming

1 dated
EffectiveChangeSource
2026-12-04in 48 daysPipelines API V1 Sunset: December 4, 2026
API version sunsetDeprecationpublished 2026-08-14
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History & announcements

9 records
EffectiveChangeSource
—Upcoming Automatic Update: HubSpot domain security settings will move to TLS 1.2
Policypublished 2026-10-06
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—Legacy APIs and Apps: What's Going Unsupported and When
API version sunsetDeprecationBreaking / action requiredpublished 2026-09-15
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—Fall 2026 Spotlight - Developer / Builder Updates
API version sunsetDeprecationBreaking / action requiredpublished 2026-09-15
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—August 2026 Rollup
Announcementpublished 2026-08-27
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—Legacy Private App Creation Being Disabled
API version sunsetDeprecationpublished 2026-08-27
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2026-08-31passedNode 18.x and 20.x Runtimes Deprecated for Chatflow Custom Code Snippets
Deprecationpublished 2026-08-12
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2026-09-08passedBreaking Change: CRM API Write Validation Enforcement Starting with the 2026-09 API Version
Breaking / action requiredpublished 2026-08-11
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—July 2026 Rollup
Announcementpublished 2026-07-31
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—Breaking Change: Pipeline and pipeline stage delete endpoints will validate references by default starting with the 2026-09 API version
Breaking / action requiredpublished 2026-07-21
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